Amid media reports of skyrocketing valuation and a potential IPO for SpaceX, the company could have a lot to lose next year.

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

A small star named M82 X-2 breaks physical barriers, as NASA's NuSTAR confirms it shines 10 million times brighter than the ...

Supernovae aren't one of the JWST's main science themes, but the perceptive telescope is full of surprises. Recently, it ...

A seven-hour gamma-ray burst, GRB 250702B, stuns astronomers and hints at powerful new cosmic engines still unknown to science.

In its latest study by the X-Ray Imaging and Spectroscopy Mission (XRISM) spacecraft, done between 23:20 on November 26 to 20:38 on November 28, 2025, the probe carried out a Target of Opportunity ...

The interstellar comet has been observed emitting X-rays, according to Japanese scientists. They observed the comet over two ...

Hubble's stunning new image of interstellar comet 3I/ATLAS has ignited a scientific row, especially after a whistleblower ...

A vast, magnetically tangled sunspot has rotated into direct view of Earth, raising the prospect of powerful solar eruptions ...

Beijing has significantly improved its air quality through coordinated policies, strict enforcement, and bold reforms, ...

Nasa astronaut Don Pettit, who has just returned from his ISS mission, posted the photo on X (formerly Twitter) on Tuesday.

Leading X-ray space telescopes XMM-Newton and XRISM have spotted a never-seen-before blast from a supermassive black hole. In a matter of hours ...